Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.

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-1
votes
1answer
283 views

Plot a function of multiple variables, with all but one are fixed

I have a function of multiple variables that I want to plot. The function is a bit complicated as this ...
1
vote
2answers
190 views

How can I project a Torus along the x-axis?

Making a Torus seems simple enough, but how do I project it along the x-axis? For example, I want to rotate this: And make it look like this: Thanks for who can help!
0
votes
1answer
308 views

Plotting curves with different filling styles and gridlines? [duplicate]

Here's a plot of some lines with different styles of filling and one gridline displayed: ...
2
votes
3answers
207 views

Tooltip pointer in ParametricPlots

ParametricPlot[{ Cos[u]^v , u}, {v, 0, 1}, {u, 0, Pi/2 }, Mesh -> {5, 5}] ParametricPlot[Tootip[{ Cos[u]^v , u}, {v, 0, 1}], {u, 0, Pi/2 }] How to introduce ...
3
votes
1answer
257 views

ContourLabels issues

The ContourPlot generated by ...
10
votes
1answer
241 views

Behavior of TimelinePlot with multiple datasets of associations

Bug introduced in 10.1 and fixed in 10.3 The following TimelinePlot behaves as I would expect: ...
0
votes
1answer
139 views
1
vote
0answers
74 views

How to plot three related differential equations in Mathematica? [on hold]

Eq1: $ \frac{1}{3\phi}=\left[\frac{x}{x+1}\frac{d^{2}}{dx^{2}}+\frac{2x+1}{(x+1)^{2}}\frac{d}{dx}\right]{\phi^{2}} $ Eq2: $ ...
6
votes
1answer
262 views

How can I subtract one surface from another?

I have one surface for which I have an analytical solution, and another represented by a list of 3D points. My question is: how can I plot the part of one that lies outside the other? The first ...
3
votes
1answer
164 views

White Lines in Contour Plot and 3D Plot

This is a follow up question to the original question here (has a solution). I am plotting another different total potentials and for this particular case the repulsive potential is a rectangle (open ...
1
vote
3answers
156 views

Plotting Intersecting Circles On A 2-D Plane

I am new to Mathematica and I would like to plot a number of circles all onto the same graph. I would like to visually observe which circles intersect each other. One constraint on all the circles is ...
-2
votes
1answer
64 views

Plot of a R -> R^2 fuction [closed]

I have an algorithm that when you insert the parameter B, the function gives a solution {x,y}. How can I plot that? I tried ...
6
votes
1answer
152 views

StreamPlot slow in version 10

In version, 10 StreamPlot seems to calculate many more points along each streamline than necessary, compared to version 7. For example, from Mathematica ...
0
votes
1answer
161 views

How can I create a phase plane? [duplicate]

I want to make a phase plane for an equation system. I want it to look something like a Mu-Space in Stat-Mech. Basically I want it to show the same system with various different initial condition ...
6
votes
2answers
285 views

Labels strangely rendered in PDF

I'm new to Mathematica so I apologize if this is obvious to answer. Anyway, using the following code (most of it is extraneous, to make the plot look the way I want) I plotted the Morse potential, ...
0
votes
1answer
157 views

Plotting with arbitrary units

I would like to plot, say, Sin[x/a] with multiples "a" showing on the x axis as units. How can I do that ? I have tried setting the plot limits e.g. {x, -2a, 2a}. I cannot plot said function even ...
1
vote
2answers
135 views

Label point on plot with image instead of text [closed]

I can use this code to label my points with text. ...
2
votes
2answers
155 views

Filling between more than two boundaries

Here is a simple example of what I am trying to do; fill the area described by the three inequalities: $$ y \le 11 + x \label{1} \tag{1}$$ $$ y \le 27 - x \tag{2}$$ $$ y \le ...
4
votes
1answer
136 views

How to use Epilog with Tradingchart

I am making a Tradingchart with data returned from Financialdata. I find I cannot add a line to the chart by giving the option ...
1
vote
2answers
61 views

Coordinates of MeshPoints

The output of a set of differential equations solved with NDSolve produces a series of curves and I need to obtain the spacing between these curves at a given level ...
1
vote
1answer
227 views

Plot a parametric equation in cylindrical coordinates

I'm looking for a way to plot this parametric equation on cylindrical coordinates. r = e^t theta = t+1 z = e^2t Any help would be appreciated
0
votes
0answers
35 views

How can I increase plotting resolution with RegionPlot3D? [duplicate]

I am trying to plot a region with RegionPlot3D, but I have some problems. Here's the code I use: ...
-1
votes
1answer
144 views

Function for importing and plotting data from excel spreadsheet

I know this must be a very basic question, but I could not find any answers. I need to create a function that: 1) imports data from an Excel Spreadsheet, 2) assign specific information from this xlsx ...
20
votes
5answers
711 views

Plot a partition of the sphere given vertices of polygons

I saw in this question that Mathematica can draw spherical triangles. I guess something similar can be done to plot a spherical polygon. I am interested in something similar: I have a set of ...
2
votes
2answers
88 views

Why is there always a horizontal tail line on the parametric curve?

I am trying to create a smooth, piecewisely continuous and differentiable curve by using Mathematica's Floor function, which is as in: ...
1
vote
2answers
67 views

Barlegend with a different z span for ListDensityPlot

I would like to rescale the colors in a plot and to do this in the same way for the color bar. (So this enables me to have the color bar span a (z) range larger than than the data itself.) I got this ...
-1
votes
1answer
45 views

Not plotting elliptic integrals [closed]

Integrate[1/Sqrt[mu^2 - Cos[t]^2], t] CenAng[t_, mu_] := EllipticF[t, 1/(1 - mu^2)]/Sqrt[mu^2 - 1] ParametricPlot[CenAng[t, mu], {t, 0, Pi/2}, {mu, 1.01, 3}] ...
0
votes
0answers
89 views

Trying to plot solution curves on top of a direction field

I'm trying to do some diff. eq. homework that requires taking a general solution to a differential equation and graphing a series of possible solution curves over a direction field of the general ...
2
votes
1answer
72 views

Calculate the partial vapor pressures of a variable at xB = 0.75 based on the interpolation functions of the data

I'm having troubles in solving an exercise for an assignment in my Chemistry course. Talking about interpolations, I've already have a graph but I need to calculate the partial vapor pressures of ...
4
votes
1answer
147 views

NDSolve Poisson PDE for rectangle with hole

When I solved the Poisson PDE with function NDSolve in a rectangular domain with hole in the center, and search the first derivative with x and y why appear these protrusions on the diagram around the ...
4
votes
1answer
111 views

Set fontsize using setoptions not working in DateListPlot

I'm trying to use SetOptions to set the global font size for DateListPlot plots. My problem is that this is not working. Event this simple test does not change the font size: ...
2
votes
1answer
73 views

Improving a jagged Tube[ ] edge

While trying to improve this answer of mine, I found it difficult to get a smoother edge. Any ideas? ...
1
vote
1answer
36 views

When using PopupMenu other controls stop working

I have an interactive plot in a Manipulate expression with a PopupMenu. I want to be able to select the function being plotted ...
0
votes
2answers
71 views

How to plot a function and data at the same time?

I know that ListLinePlot allow to plot data, but I would like to compare my data with some analytic function in the same plot. Is it possible to listlineplot data and plot a function at the same time? ...
2
votes
1answer
210 views

Dual Axis Histogram

I'd like to plot two histograms on top of one another, but they have very different scales. Is it possible to plot a histogram with two y-axes, similar to the custom function found here for plots?
4
votes
2answers
199 views

ListLogLinearPlot for the whole real numbers

I have the followin data ...
0
votes
1answer
1k views

How can I plot a graph of an integral?

I want to plot the following function: $$\int \left(\frac{\Gamma (x+1)}{2}-\frac{\Gamma (x-1)}{2}\right) \, dx$$
6
votes
1answer
483 views

Lagrange Multiplier

We are asked to maximize and minimize $f(x,y)=4xy$, given the constraint $4x^2+y^2=8$, using the Lagrange Multiplier method. First, I enter the functions f and g. ...
0
votes
1answer
75 views

DensityPlot and KroneckerDelta

I have the following DensityPlot: DensityPlot[Sin[x] Sin[y], {x, -Pi/4, Pi/4}, {y, -Pi/4, Pi/4}, ColorFunction -> "SunsetColors", PlotLegends -> Automatic] ...
8
votes
3answers
463 views

Turning a set of random walk data 45 degrees

I have a set of data that is just a "random" (generated by me, not by computer) sequence of length 2000 of 1's and (-1)'s. I used it to plot a 1-D random walk where +1 is step up, (-1) is step down, ...
0
votes
1answer
106 views

Plot 3D with conditions and variables dependent on each other

I m trying to do something like this: ...
4
votes
4answers
274 views

Get Axes Range of Plot?

Say I have some plot plot = Plot[Sin[x], {x,0,10}] (*as an example*) Is there a way I can get the x and y axes min/max values from the "plot" variable? If I ...
3
votes
1answer
181 views

How to change line lengths in LineLegend

How can I shorten the lengths of the LineLegend[] lines in the following plot? Is there a way to control line spacing as well? ...
3
votes
3answers
321 views

3D Gamma function

I try to plot the following function: Plot3D[Gamma[1+0.5*(n+m)]/Sqrt[Gamma[1+n]*Gamma[1+m]],{n,0,1000},{m,0,1000}] I expect that for m=n and near to it the value ...
0
votes
0answers
117 views

3D scatter plot with specific collor for each dot [duplicate]

I'm a chemist and using cartesian coordinates I've created a 3D scatter plot of my molecule: There is one attribute that I want to show and it is a value that range from -6 to 6, lets say. I'd like ...
1
vote
2answers
278 views

Using Specularity effects and ColorFunction in Plot3d

I'd like to reproduce the 3d surface of the attached image . What I'm interested in, is the light reflection at the basis of the surface and the rainbowlike color. I use Plot3d and colorfunction in ...
0
votes
0answers
101 views

Export a 3D array (with time) from matlab to mathematica

I am using again Mathematica and enjoying it. I have a question, is there a way to do a "time" plot of 3D vectors? I try to be more clear, I have 12 vectors (3D vectors). They are changing over ...
1
vote
1answer
109 views

How to list plot data where the slope determines if it is plotted from a list of data?

I am trying to listplot data from a list of data where the slope of the curve determines if it is plotted. Example: Lets say the data measured is of the form x^2. I measure this data multiple times ...
0
votes
0answers
15 views

Dashed/Hatched filling in RectangleChart [duplicate]

I am making a RectangleChart where I want one of the rectangles to be hatched (dashed filling). You would think this would be easy in Mathematica, but I have not been able to find the code for this. ...
0
votes
2answers
253 views

How to change plot unit or scale the number of axis?

I want to use ms instead of s as the unit of x-axis. But frameticks seems not to work here as it cannot change the value of x-axis. How to replace the number of x-axis 0.0001 with 1 or 0.1? Or just ...